diff options
| author | Dale Rahn <drahn@cvs.openbsd.org> | 2002-01-04 21:37:19 +0000 |
|---|---|---|
| committer | Dale Rahn <drahn@cvs.openbsd.org> | 2002-01-04 21:37:19 +0000 |
| commit | 16079fc29265098e313e9fd3edfab551017d1fbf (patch) | |
| tree | 0fbcd90f6bde3223f39c21b85e84079b8568cd40 /lib | |
| parent | e5b345a3523400e9851f9c51e60af83ad79ce1bd (diff) | |
system calls are made thru _thread_sys_* with weak symbols of the real name
pointing to the _thread_sys_ version.
ok pval, fgs
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/libc/arch/alpha/SYS.h | 39 |
1 files changed, 16 insertions, 23 deletions
diff --git a/lib/libc/arch/alpha/SYS.h b/lib/libc/arch/alpha/SYS.h index 98565c16963..64b4c91cc2f 100644 --- a/lib/libc/arch/alpha/SYS.h +++ b/lib/libc/arch/alpha/SYS.h @@ -1,4 +1,4 @@ -/* $OpenBSD: SYS.h,v 1.7 2001/09/20 20:52:09 millert Exp $ */ +/* $OpenBSD: SYS.h,v 1.8 2002/01/04 21:37:18 drahn Exp $ */ /* $NetBSD: SYS.h,v 1.4 1996/10/17 03:03:53 cgd Exp $ */ /* @@ -78,31 +78,24 @@ __LEAF(p,label,0); /* XXX # of args? */ \ RET; \ __END(p,label); +#define ALIAS(prefix,name) WEAK_ALIAS(name, ___CONCAT(prefix,name)); -#ifdef _THREAD_SAFE /* * For the thread_safe versions, we prepend _thread_sys_ to the function * name so that the 'C' wrapper can go around the real name. */ -# define SYSCALL(x) __SYSCALL(_thread_sys_,x) -# define SYSCALL_NOERROR(x) __SYSCALL_NOERROR(_thread_sys_,x) -# define RSYSCALL(x) __RSYSCALL(_thread_sys_,x) -# define RSYSCALL_NOERROR(x) __RSYSCALL_NOERROR(_thread_sys_,x) -# define PSEUDO(x,y) __PSEUDO(_thread_sys_,x,y) -# define PSEUDO_NOERROR(x,y) __PSEUDO_NOERROR(_thread_sys_,x,y) -# define SYSLEAF(x,e) __LEAF(_thread_sys_,x,e) +# define SYSCALL(x) ALIAS(_thread_sys_,x) \ + __SYSCALL(_thread_sys_,x) +# define SYSCALL_NOERROR(x) ALIAS(_thread_sys_,x) \ + __SYSCALL_NOERROR(_thread_sys_,x) +# define RSYSCALL(x) ALIAS(_thread_sys_,x) \ + __RSYSCALL(_thread_sys_,x) +# define RSYSCALL_NOERROR(x) ALIAS(_thread_sys_,x) \ + __RSYSCALL_NOERROR(_thread_sys_,x) +# define PSEUDO(x,y) ALIAS(_thread_sys_,x) \ + __PSEUDO(_thread_sys_,x,y) +# define PSEUDO_NOERROR(x,y) ALIAS(_thread_sys_,x) \ + __PSEUDO_NOERROR(_thread_sys_,x,y) +# define SYSLEAF(x,e) ALIAS(_thread_sys_,x) \ + __LEAF(_thread_sys_,x,e) # define SYSEND(x) __END(_thread_sys_,x) -#else /* _THREAD_SAFE */ -/* - * The non-threaded library defaults to traditional syscalls where - * the function name matches the syscall name. - */ -# define SYSCALL(x) __SYSCALL(,x) -# define SYSCALL_NOERROR(x) __SYSCALL_NOERROR(,x) -# define RSYSCALL(x) __RSYSCALL(,x) -# define RSYSCALL_NOERROR(x) __RSYSCALL_NOERROR(,x) -# define PSEUDO(x,y) __PSEUDO(,x,y) -# define PSEUDO_NOERROR(x,y) __PSEUDO_NOERROR(,x,y) -# define SYSLEAF(x,e) __LEAF(,x,e) -# define SYSEND(x) __END(,x) -#endif /* _THREAD_SAFE */ |